AirHint found the following cheapest return flights from Nagoya (NGO) to Kathmandu (KTM) in December 2025 (see full year).

Return flights

20 Dec - 02 Jan	Air China
15 Dec - 19 Dec	Cathay Pacific
13 Dec - 30 Jan	Cathay Pacific
10 Dec - 13 Dec	Cathay Pacific
08 Dec - 12 Dec	Cathay Pacific
11 Dec - 14 Dec	Thai Airways
21 Dec - 11 Jan	Thai Airways
19 Dec - 27 Dec	Cathay Pacific
21 Dec - 04 Jan	Thai Airways
20 Dec - 04 Jan	Thai Airways
26 Dec - 03 Jan	Asiana Airlines
25 Dec - 04 Jan	Thai Airways
30 Dec - 30 Jan	Cathay Pacific
26 Dec - 11 Jan	Cathay Pacific
27 Dec - 04 Jan	Cathay Pacific

Also check the deals for one-way flights from Nagoya to Kathmandu in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Cheapest return flights from Nagoya to Kathmandu in December from 521€

Return flights